Techbar

We are a growing service IT company looking for a creative and proactive Social Media Marketing Manager to develop and manage our digital presence. This role requires both strategic thinking and hands-on execution across multiple platforms. We expect not only implementation but also fresh ideas, experiments, and full ownership of the company’s online image.

Key Responsibilities

• Manage and grow corporate social media accounts (LinkedIn company page, Instagram, and other platforms as needed).
• Maintain and promote company profiles on professional resources (Do-UA, Clutch, Glassdoor, etc.).
• Develop and execute personal branding strategies for company leadership and key team members.
• Manage and regularly update company website content.
• Create, plan, and coordinate content calendars (articles, posts, infographics, videos, presentations).
• Execute outreach campaigns to build partnerships and increase brand visibility.
• Prepare and design corporate presentations for clients, partners, and internal use.
• Analyze and report on performance metrics, suggesting improvements.
• Proactively propose new ideas, channels, and activities that could bring value to the company.

⚡️ Important: We do not limit your responsibilities. We want you to experiment, initiate, and define what works best for our brand. Full freedom of action is encouraged.

Required Experience & Skills

• 2+ years of experience in SMM / Digital Marketing (preferably in IT or B2B).
• Strong knowledge of LinkedIn for B2B marketing and content promotion.
• Experience with Instagram and other relevant social media platforms.
• Familiarity with business review platforms (Clutch, Glassdoor, etc.).
• Basic understanding of SEO and website content management (CMS/WordPress or similar).
• Experience in creating content (copywriting, visuals, presentations).
• Strong communication skills (English proficiency is a big plus).
• Analytical mindset: ability to track KPIs, measure success, and optimize strategies.
• Creativity, initiative, and passion (“burning eyes”) for digital growth.

Nice-to-Have

• Experience with outreach campaigns or influencer marketing.
• Knowledge of paid advertising (LinkedIn Ads, Meta Ads).
• Experience working with design tools (Canva, Figma, Photoshop).
• Background in IT or service companies.

What We Offer

• Full freedom to experiment with strategies, platforms, and content.
• Opportunity to shape the company’s digital presence from the ground up.
• Supportive team and mentoring environment.
• Flexible working conditions.
• Real impact on brand growth and visibility.

Position: AI Engineer (Contract)
Duration: 3 months

About the Role:
We are looking for a skilled AI Engineer to join our team for a short-term engagement. The ideal candidate will have strong expertise in AI-driven solutions, particularly in content understanding, document intelligence, and AI search. This role requires hands-on experience with Python, machine learning model development, and Azure services.

Responsibilities:

• Develop and optimize AI models for classification and content/document understanding.
• Work with Azure services such as blob storage, database storage, and functions to support AI solutions.
• Implement and maintain scalable, secure AI workflows.
• Collaborate with developers, clients, and project managers to ensure successful solution delivery.
• Test and measure model accuracy and continuously improve performance.

Requirements:

• Strong experience with AI Foundry, Content Understanding (Document Intelligence), and AI Search.
• Proficiency in Python and classification modeling.
• Solid understanding and hands-on experience with Azure services (blob storage, databases, functions, etc.).

Nice to Have:

• Previous experience with complex document AI analysis, including image-based documents.
• Experience training machine learning models with new datasets.
• Practical knowledge of data and server security on Azure.
• Strong soft skills for effective communication with team members and stakeholders.
• Ability to test and measure model accuracy.
• Solution-oriented mindset with hands-on technical delivery skills.

About the Company:
We are collaborating with an Israeli startup in the marketing technology (MarTech) space. The company is building an AI-powered platform that collects information from chatbots to analyze brand awareness and provides actionable recommendations on how to improve it.

The product uses Large Language Models (LLMs) to help businesses understand their customers and make data-driven marketing decisions.

Responsibilities:

• Develop and maintain platform features using Python, Node.js, and React
• Work closely with the AI team to integrate LLM-based solutions
• Build and improve APIs for smooth data exchange
• Collaborate with the team to design and implement new features
• Write clean, efficient, and well-documented code

Requirements:

• Strong experience with Python
• Solid hands-on experience with Node.js and React
• Good understanding of web application development and integrations
• Upper-Intermediate English level or higher for team communication
• Ability to work independently and in a startup environment

Nice to Have:

• Experience working with LLMs or other AI-based solutions
• Understanding of chatbot integrations
• Knowledge of marketing analytics systems

Why Join Us:

• Opportunity to work on an innovative AI-driven product from scratch
• Be part of a fast-growing startup with a global vision
• Fully remote position with flexible schedule
• Real impact on the product and company growth

Our UK-based customer is building a new multi-tenant platform for asset management – a complex, interconnected system designed to unify disparate data sources and ontologies into a single, collaborative environment.
The platform requires advanced interoperability between different domains, offline-first functionality with data synchronization, and scalable architecture to support multiple clients and access levels.

This is a long-term project (6–12 months minimum), where you will have the opportunity to shape architecture, solve challenging data problems, and work alongside a highly collaborative team in an agile environment.

Responsibilities

• Design and develop core system components, including:
  • multi-tenant data management and synchronization,
  • interoperability across heterogeneous systems,
  • rule evaluation and advanced data processing.
• Contribute to architectural decisions and implementation of shared libraries.
• Implement offline-first capabilities and data sync mechanisms.
• Collaborate with product owners, architects, and other developers in an agile setup (daily standups, task boards, CI/CD).
• Ensure scalability, reliability, and maintainability of the system.

• Stay adaptable and contribute across the stack as needed.

   

Required Skills & Experience

Core skills and knowledge: 

• TypeScript
• AWS Lambda, EC2
• Computer Science & Advanced Knowledge:
• Strong foundations in algorithms and data structures.
• Set Theory & Categorization Theory – frameworks for organizing and classifying data.
• Formal methods – use of mathematical models and logic in software verification.
• Exposure to meta programming, compiler theory, abstract syntax trees/graphs, semantic graphs, knowledge graphs.
• Basic understanding of ML concepts (e.g., loss functions, optimization).

To know or strong desire and ability to learn: 

• Gherkin (optional)
• AWS Neptune (optional)

• Gremlin (optional)

   

Communication

• English proficiency: B2+ (comfortable in technical discussions, daily standups, and documentation).

   

Nice to Have

• Experience with graph databases or ontology-driven systems.
• Building Progressive Web Applications (PWA).
• Hands-on knowledge of large-scale, multi-tenant architectures.

What We Offer

• A chance to work on an innovative project from the ground up.
• Remote-first, flexible work environment.
• Initial contract of 6+ months, with potential extension.
• Collaborative, international team culture.

We are looking for a skilled QA Automation Engineer to join product development team. Your mission will be to ensure the quality, reliability, and performance of our software solutions by designing and implementing effective automated testing strategies. You will collaborate closely with developers and product managers to detect issues early, streamline release cycles, and deliver high-quality products to end users.
 

Responsibilities

• Design, implement, and maintain test plans, cases, and scripts aligned with product requirements.
• Develop and execute automated tests to identify defects and verify system functionality.
• Collaborate with engineers to align testing with system architecture and business goals.
• Participate in design and code reviews, proactively spotting quality risks.
• Implement and improve test automation frameworks and tools to maximize coverage.
• Conduct regression testing to safeguard existing features.
• Report on test progress, defects, and quality metrics to stakeholders.
• Contribute to documentation of QA processes, standards, and practices.
• Perform non-functional testing (performance, load, security).
• Stay current with industry best practices and promote a culture of quality within the team.
   

Requirements

• 3+ years of experience in test automation roles within product development teams.
• Strong skills in test automation tools (e.g., Cypress, Postman).
• Hands-on experience with load/stress testing tools (JMeter, Gatling, or K6).
• Familiarity with non-functional testing (performance, security).
• Strong analytical and problem-solving abilities with attention to detail.
• Experience with version control (Git) and CI/CD practices.
• Knowledge of Java, C#, or Python for automation scripting is a plus.
• Excellent communication skills and ability to work in Agile/Scrum teams.
• Education: Bachelor’s degree in Computer Science, Software Engineering, or related field.
   

What We Offer

• Opportunity to work with a high-impact product used globally.
• A collaborative team culture that values quality, innovation, and continuous improvement.
• Professional growth in automation, performance engineering, and modern QA practices.

Our final client is a US-based Insurtech company, building advanced solutions in insurance technology with a focus on intelligent document processing and AI-powered search.

Requirements

• Experience with AI Foundry.
• Strong background in Content Understanding / Document Intelligence.
• Hands-on expertise in AI Search.
• Proficiency in Python.
• Knowledge of classification modelling.
• Familiarity with Azure services (Blob storage, database storage, functions, etc.).

Responsibilities

• Contribute to the design and implementation of AI-driven solutions for document processing and search.
• Collaborate with cross-functional teams to integrate AI models into production workflows.

• Ensure scalability, reliability, and accuracy of AI-powered services.

   

Nice to Have

• Experience performing complex document AI analysis, including images.
• Background in training machine learning models with new datasets.
• Practical knowledge of data and server security (Azure).
• Strong communication and collaboration skills for working with developers, clients, and managers.
• Understanding of how to test and measure model accuracy.
• A solution-oriented/architecture mindset combined with hands-on delivery skills.

Conditions

• Duration: 3 months (short-term contract).
• Format: Full-time, remote.
• Client domain: Insurtech, USA.

You will own APIs, data models, and Excel import/export pipelines for the reporting platform. Key responsibilities include implementing conditional field rules, secure access control, multi-tenant context, and auditing.

About the project
We are partnering with a product company that is building an end-to-end platform for sustainable infrastructure finance. The platform helps financiers and developers accelerate deal velocity, increase portfolio transparency, automate compliance, and standardize reporting in the field of green finance.

Requirements

• 4+ years of experience with Java 21, Spring Boot (REST, JPA/Hibernate).
• Strong SQL skills (schema design, migrations, indexes).
• Queues / background jobs (Kafka, RabbitMQ, Spring Batch).
• Experience with Excel pipelines (Apache POI or similar).
• AuthN/AuthZ, multi-tenant environments, OpenAPI/Swagger.

• PostgreSQL, JUnit tests.

   

Nice to have

• Rule/policy engines (Drools), ETL/reporting experience.
• AWS S3 / Azure Blob storage.
• Observability (OpenTelemetry), Docker/Kubernetes, Elasticsearch.

Conditions

• Start: September/October.
• Format: Full-time, remote.
• Engagement: B2B contract.

You will build a multi-step reporting web app with complex conditional logic, Excel integration, and REST API connectivity. The solution will enable users to complete accomplishment-reporting flows with save/restore, preview, submit, and prefill options.

About the project
We’re partnering with a product company building an end-to-end platform for sustainable infrastructure finance. Their software helps financiers and developers accelerate deals, increase portfolio visibility, and automate compliance and reporting. The platform covers the full deal lifecycle and integrates with enterprise systems to improve data quality and reduce manual work.

Responsibilities

• Implement a 5-phase wizard with conditional logic and validations.
• Support save progress, preview, submit (including partial/incomplete).
• Integrate Excel download with missing-field highlights and Excel→form prefill.
• Handle routing, deep-link access, and organization switching.

• Ensure performance, accessibility, automated testing, and proper UI documentation.

   

Requirements

• 5+ years with Vue 3 and SPA tooling (Nuxt/Vite).
• Strong experience with complex forms/wizards and state management (Pinia/Vuex).
• REST integration, routing, error handling, and auth flows.
• Testing: unit (Vitest/Jest) and e2e (Playwright/Cypress).

Nice to have

• XLSX/CSV handling on FE (SheetJS or similar).
• i18n, WCAG awareness, design-system experience.

Conditions

• Format: Full-time, remote.
• Engagement: B2B contract.
• Domain: FinTech / Sustainable Infrastructure.

🌟 Kickstart Your Career with Us — We’re Hiring a Junior Resource Manager! 🌟
Are you looking to build your career in the IT industry and grow within an international, supportive environment? This is a fantastic opportunity to join our team as a Junior Resource Manager and make an impact from day one.

What we’re looking for:

• 1+ year of experience in IT as a Recruiter, Resource Manager, or Project Manager
• Solid understanding of the IT industry and its processes
• Strong communication skills and a passion for building meaningful connections
• High attention to detail, responsibility, and reliability
• A true team player: open, collaborative, and proactive
• English level: Upper-Intermediate or higher

What we offer:

• A supportive international team environment
• Opportunities for continuous learning and professional growth
• A clear career path in IT resource management

• The chance to take ownership and grow your expertise step by step

   

If you’re eager to learn, grow, and contribute to exciting IT projects — we’d love to hear from you!

About the Project:

Health-tech platform that provides personalized nutrition and lifestyle guidance for cancer patients. It combines medical expertise and artificial intelligence to support people during treatment and recovery. Currently, the client has a small internal team (1–2 engineers) handling maintenance, support, and security patches. The main goal now is to completely re-engineer the backend and prepare the system for a major launch in January 2026with 40,000+ users.

This role involves working independently, taking ownership of the technical direction, and collaborating with the existing team to deliver a scalable, secure, and high-performance backend.

Key Responsibilities:

• Database Overhaul:
  • Fully refactor PostgreSQL database structure and optimize queries for performance and scalability.
• NLP/RAG Optimization:
  • Re-engineer and improve NLP/RAG pipelines to increase speed and reduce costs.
  • Ensure each LLM call uses the most efficient model for its purpose.
• Backend Refactor:
  • Rebuild core backend services using Flask and align them with the new database and AI engine.
• Testing & Stabilization:
  • Thoroughly test the new architecture and ensure platform reliability and security before launch.

Requirements:

• 5+ years of experience as a Full-Stack or Backend Engineer.
• Strong Python and Flask expertise.
• Proven experience in database design, schema refactoring, and query optimization.
• Hands-on experience with NLP/RAG pipelines and LLM optimization.
• Solid understanding of AWS services (Lambda, EventBridge, Docker, RDS).
• English – Upper-Intermediate or higher.

Tech Stack:

• Backend: Python (Flask), SQLAlchemy
• Database: PostgreSQL (AWS RDS)
• Cloud: AWS (Lambda, EventBridge, Docker, QuickSight, Scheduler)
• Integrations: Salesforce, Typeform, Twilio
• Frontend: HTML & JavaScript (no UX/UI work required)

We are seeking a Senior GCP Data Engineer Expert to lead a large-scale SAP BW to BigQuery migration project for a prominent client in the manufacturing industry within the DACH region. This is an exciting opportunity to work on a cutting-edge cloud migration initiative and make a real impact by shaping the future of data architecture.

What You’ll Be Doing

• Design and implement efficient, scalable data models and pipelines in BigQuery, following best practices for cloud environments.
• Migrate existing data structures and business logic from SAP BW to BigQuery.
• Build scalable and maintainable data transformation layers using Dataform and SQL.
• Collaborate with cross-functional teams to align technical solutions with business requirements and ensure high data quality.
• Continuously optimize performance and drive cost efficiency for all GCP-based data processes.

What We’re Looking For

• Proven expertise with Google Cloud Platform (GCP), particularly BigQuery and Dataform.
• Strong knowledge of data modeling, ETL/ELT pipelines, and cloud-based data processing.
• Advanced SQL skills and hands-on experience with cloud migration projects.
• SAP BW background or experience with SAP data migrations – a strong advantage.
• Familiarity with the manufacturing industry or the DACH market is a plus.

Why You’ll Love This Role

• Work with cutting-edge cloud technologies and shape the future of data platforms.
• Be part of a high-impact project in a dynamic, international environment.
• Collaborate with talented professionals and grow your expertise while solving complex data challenges.

If you are passionate about data, cloud technologies, and want to take ownership of a high-visibility migration project, we’d love to hear from you! 🚀

Apply now and help us build the future of data-driven manufacturing!

We are looking for Senior React Native Developers to join a Healthtech project for a US-based client. The engagement involves working on a modular software architecture that unifies all existing and future functionality into regulated and unregulated modules within a single app. The goal is to support the client with migration to React Native architecture while resolving complex
technical challenges. From a technical standpoint, the application type itself is handled by the native layer — our focus is on building and integrating React Native modules seamlessly. As a Senior React Native Developer, you will act as a technology consultant, driving best practices in cross-platform mobile development while solving integration and migration challenges in a regulated environment. You’ll collaborate closely with international teams (CTOs, PMs, Product Owners, and developers) and contribute to building scalable, maintainable applications.

Requirements:
- 6+ years of commercial software development experience.
- 4+ years of hands-on experience in React Native (essential).
- Deep knowledge of JavaScript; proficiency with React.js is a strong plus.
- Proven track record in mobile app development (iOS/Android).
- Experience with TypeScript, OAuth flows, design systems, and push notifications.
- Familiarity with brownfield projects and native integrations.
- Strong English (B2 is must!).

Responsibilities:
- Lead brownfield integration and migration tasks, ensuring smooth transitions and reduction of technical dependencies.
- Support the React Native modular architecture build, unifying regulated and
unregulated functionalities.
- Contribute to refactoring and modernization efforts, including TypeScript migration, design system updates, and secure authentication improvements.
- Work on app navigation features such as deeplinks and push notifications.
- Troubleshoot and resolve complex technical issues in collaboration with client engineers.
- Collaborate with global teams (US clients, Polish/European colleagues) to align on delivery goals and standards.
- Provide ad-hoc engineering support for evolving client needs.

Working conditions:
Core hours: Polish business hours.
Occasional client/team meetings may be required during US business hours (4–9 PM CET), though this is expected to be rare.

We are looking for Senior Full-Stack Engineer to join a dedicated team working on a mission-driven healthcare platform that supports people with cancer through personalized nutrition and lifestyle guidance. The role is focused on re-engineering core backend infrastructure, database optimization, and NLP/RAG pipeline refactoring to enable a major launch in January with 40,000+ users.

Responsibilities:

• Re-factor and optimize the existing PostgreSQL database, including schema redesign, query optimization, and scalability improvements.
• Re-engineer the NLP/RAG engine to ensure faster performance and cost-efficient use of LLMs.
• Refactor core backend services built with Python (Flask, SQLAlchemy) to align with the new architecture.
• Integrate and optimize data flows across AWS (Lambda, EventBridge, RDS), Salesforce, and TypeForm.
• Deliver reliable, maintainable, and well-tested backend and data systems, ensuring readiness for high user load.
• Collaborate with the internal team to align on architecture and technical vision, taking ownership of end-to-end delivery.

Requirements:

• Proven experience as a Senior Full-Stack Engineer with a strong backend focus.
• Deep database expertise: schema design, query optimization, and large-scale refactoring.
• Strong Python backend development skills (Flask, REST APIs, SQLAlchemy).
• Hands-on experience with NLP/RAG pipeline optimization (LLM integration, latency, cost optimization).
• Solid knowledge of AWS services (Lambda, RDS, EventBridge, S3, Docker deployments).
• Experience integrating with CRM and third-party APIs (Salesforce, Twilio, TypeForm).
• Strong ownership, accountability, and ability to deliver results in a fast-paced environment.

Nice to Have:

• Experience with AI-driven healthcare solutions.
• Knowledge of data visualization tools (Amazon QuickSight).
• Familiarity with event-driven architecture at scale.

Why Join:

• Work on impactful projects for an international client.
• Fully remote setup with flexible collaboration.
• Competitive compensation and long-term engagement.

We are looking for an experienced IT Professional specializing in Active Directory decommissioning and Microsoft Entra ID (Azure AD) migration to join our team. The role involves leading a critical migration project, ensuring a smooth transition from legacy on-premises infrastructure to a modern cloud-based identity and access management environment. You will collaborate closely with application owners, infrastructure teams, and stakeholders to optimize Microsoft 365 and Azure services, implement security best practices, and drive automation.

This position requires residency within the EU.

Responsibilities

• Decommission Active Directory servers and ensure all services and users rely solely on Entra ID.
• Support migration to Entra ID, including identity, access, and governance configurations.
• Assist application owners in removing dependencies on Active Directory, including file servers and other legacy systems.
• Migrate Windows-based applications to new Windows servers or workstations.
• Perform post-decommission cleanup in Entra ID, including users, groups, roles, applications, service principals, emails, SharePoint sites, and related resources.
• Administer and optimize Microsoft 365 services, including Exchange Online, Teams, and SharePoint Online.
• Implement security best practices using Microsoft Defender and related tools.
• Develop automation scripts and Infrastructure-as-Code solutions using PowerShell and Terraform.
• Collaborate with stakeholders to document processes, ensure compliance, and maintain system integrity.

Requirements

• Proven experience in Active Directory decommissioning and migration to Microsoft Entra ID (Azure AD).
• Strong knowledge of Entra ID, including conditional access, identity protection, and governance.
• Hands-on experience with Intune, Exchange Online, Microsoft Teams, and SharePoint Online.
• Expertise in Windows Server administration, patching, and troubleshooting.
• Proficiency in automation and scripting for infrastructure tasks (PowerShell, Terraform).
• Understanding of security standards and compliance in Microsoft environments.
• Ability to collaborate effectively with application owners and stakeholders to remove legacy dependencies.

Nice to Have

• Experience with Microsoft Defender and advanced security configurations.
• Previous involvement in large-scale Microsoft 365 or Azure migration projects.
• Strong documentation and communication skills.

What we’re looking for:

• 1+ year of experience in IT as a Recruiter, Resource Manager, or Project Manager
• Solid understanding of the IT industry and its processes
• Strong communication skills and a passion for building meaningful connections
• High attention to detail, responsibility, and reliability
• A true team player: open, collaborative, and proactive
• English level: Upper-Intermediate or higher
• Ability to work in a fast-paced environment and manage multiple tasks at once
• Analytical thinking and problem-solving mindset

Your responsibilities will include:

• Building and maintaining partnerships with clients and vendors
• Conducting negotiations and ensuring smooth communication with stakeholders
• Searching, screening, and interviewing developers and other IT specialists for projects
• Collaborating closely with Sales Managers and top management to align staffing needs with business goals
• Preparing and maintaining documentation: CVs, time reports, project reports, and other internal records
• Monitoring resource allocation and workload across projects
• Supporting onboarding processes and assisting with adaptation of new team members

• Participating in process improvement initiatives to optimize resource management

   

•  What we offer:
• A supportive international team environment
• Opportunities for continuous learning and professional growth
• A clear career path in IT resource management
• The chance to take ownership and grow your expertise step by step
• Involvement in exciting international projects with diverse teams